/Engine/Source/Runtime/Experimental/GeometryCollectionEngine/Public/GeometryCollection/GeometryCollectionObject.h
Produce a deep copy of GeometryCollection member, stripped of data unecessary for gameplay.
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FGeometryCollection](API\Runtime\Chaos\GeometryCollection\FGeometryCollection), ESPMode::ThreadSafe > GenerateMinimalGeometryCollection() const